modesty06 modesty06

22-10-2018
Mathematics

contestada

simplify (12x-14)-(3x+9)-(-4-1)

Respuesta :

cbaldwin6605 cbaldwin6605

22-10-2018

(12x-14)-(3x+9)-(-4-1)

= 9x-18

12x-3x=9x

-14-9+4+1=-18

*Subtracting a group of numbers in parenthesis is the same as -1 times what every is in the parenthesis.

So it would be (12x-14)+(-3x-9)+(4+1)... which makes the equation alot easier to simplify.

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